Arnott A-2738 Air Suspension Spring - Rear Right

Rear Right Air Spring for BMW 5 Series Wagon

Arnott A-2738 is a rear right air suspension spring for the 1999-2003 BMW 5 Series Wagon (E39) with rear air leveling. It uses a multi-ply Continental ContiTech air bladder, a steel top mount, heavy-duty crimping rings, and a high-impact resin bottom piston with a brass insert for added durability.

Built for the BMW 5 Series Wagon rear suspension, this Arnott NEW line air spring is designed, assembled, and tested in the USA. It is a direct replacement for rear right applications on the BMW 525i, 528i, and 540i with rear leveling.

Key Features

• Rear right air suspension spring for BMW E39 wagon applications
• Multi-ply Continental ContiTech rubber bellows
• Steel top mount for stable attachment
• High-impact resin lower piston with brass insert
• Black sleeve-style bellows with standard grade construction
• Lower mount type: base cup; upper mount type: stud
• Arnott NEW product line replacement

Detailed Description

Arnott A-2738 is engineered for rear air leveling systems on the BMW 5 Series Wagon, restoring rear suspension height control and ride support on the rear right side. The rubber bellows construction, 3 mm bellows thickness, and reinforced mounting design are selected to handle daily suspension movement while maintaining consistent air spring performance. This part cross-references BMW 37121094614 and 37121095082 for the same application.

Compatible With 1999-2003 BMW 540i, rear right; 1999-2000 BMW 528i, rear right; and 2001-2003 BMW 525i, rear right. The part number A-2738 is also useful when searching for a rear right air spring for BMW 5 Series Wagon rear leveling systems.

Common Problems This Part Can Address

• Rear suspension sag on the right side
• Loss of ride height in rear air leveling systems
• Air spring cracking or leakage
• Uneven rear stance on BMW wagon models
• Reduced support from a worn rear air bladder

Installation Notes and Tips

Replace the rear right air spring on the BMW 5 Series Wagon only after confirming rear leveling fitment and position. Arnott recommends replacing both rear air springs at the same time to maintain balanced rear suspension performance. Verify the upper stud mount and lower base cup configuration before installation, and inspect related air lines, fittings, and leveling components for wear.

Quality Assurance

Arnott designs, assembles, and tests this air spring in the USA. The A-2738 is backed by Arnott’s Limited Lifetime Warranty.